Canon EF 50mm F1.0L USM vs Sigma 50mm f/1.4 DG HSM [A]
Side-by-side comparison from our catalogue data. Better values are highlighted only where a clear difference exists.
![Sigma 50mm f/1.4 DG HSM [A]](https://thumb.wikimedia.org/wikipedia/commons/thumb/b/b8/Sigma_50mm_F1.4_DG_HSM_-_A_%2814220123618%29.jpg/500px-Sigma_50mm_F1.4_DG_HSM_-_A_%2814220123618%29.jpg?utm_source=commons.wikimedia.org&utm_campaign=imageinfo&utm_content=thumbnail)
Verdict at a glance
- Canon EF 50mm F1.0L USM is faster by 1 stop (f/1.0 vs f/1.4), letting in more light.
- Sigma 50mm f/1.4 DG HSM [A] is lighter by 170g.
| Spec | EF 50mm F1.0L USM | 50mm f/1.4 DG HSM [A] |
|---|---|---|
| Brand | Canon | Sigma |
| Mount | Canon EF | Canon EF |
| Type | Prime | Prime |
| Focal length | 50mm | 50mm |
| Max aperture | f/1.0 (faster) | f/1.4 |
| Released | 1989 | n/a |
| Blades | 8 | 9 |
| Format | full-frame | full-frame |
| Groups | 9 | 8 |
| Af motor | USM | HSM |
| Elements | 11 | 13 |
| Weight g | 985.0 | 815 (lighter) |
| Filter mm | 72 | 77 |
| Length mm | 81.5 | n/a |
| Diameter mm | 91.5 | n/a |
| Min focus m | 0.6 | 0.4 (closer focusing) |
| Max magnification | 0.11 | 0.18 |
Canon EF 50mm F1.0L USM
An f/1.0 normal lens from 1989, the fastest autofocus lens in Canon's EF line. It is large and now a collector's item.
Pros
- f/1.0 aperture
- Ring USM
- Distinctive rendering
Cons
- Soft with glow wide open
- Heavy for a 50mm
- Out of production
Sigma 50mm f/1.4 DG HSM [A]
A 50mm f/1.4 full-frame fast standard prime lens, the Sigma 50mm f/1.4 DG HSM [A] is designed for Canon EF mount bodies, with Hyper Sonic Motor autofocus. A wide-aperture standard prime from Sigma's Art line.